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package dischargesimulation.test;

import java.applet.Applet;
import java.awt.BorderLayout;
import java.awt.Frame;
import java.awt.event.KeyEvent;
import java.util.Enumeration;

import javax.media.j3d.Behavior;
import javax.media.j3d.BoundingSphere;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.Canvas3D;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import javax.media.j3d.WakeupOnAWTEvent;

import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.geometry.ColorCube;
import com.sun.j3d.utils.geometry.Cone;
import com.sun.j3d.utils.universe.SimpleUniverse;
import java.awt.AWTEvent;
import java.awt.GraphicsConfiguration;
import java.awt.Label;
import javax.media.j3d.Appearance;
import javax.media.j3d.LineArray;
import javax.media.j3d.QuadArray;
import javax.media.j3d.Shape3D;
import javax.vecmath.AxisAngle4d;
import javax.vecmath.Matrix3d;
import javax.vecmath.Point3f;
import javax.vecmath.Quat4d;
import javax.vecmath.Vector3d;

//   SimpleBehaviorApp renders a single ColorCube
//   that rotates when any key is pressed.

public class RotateCube extends Applet {

    Label lbl = new Label("lbl");

  public class SimpleBehavior extends Behavior {

    private TransformGroup targetTG;

    private Transform3D rotation = new Transform3D();

    private double angle1 = 0.0;
    private double angle2 = 0.0;
    private double angle3 = 0.0;

    // create SimpleBehavior
    SimpleBehavior(TransformGroup targetTG) {
      this.targetTG = targetTG;
    }

    // initialize the Behavior
    //     set initial wakeup condition
    //     called when behavior beacomes live
    public void initialize() {
      // set initial wakeup condition
      this.wakeupOn(new WakeupOnAWTEvent(KeyEvent.KEY_PRESSED));
    }

    // behave
    // called by Java 3D when appropriate stimulus occures
    public void processStimulus(Enumeration criteria) {
      // decode event
    WakeupOnAWTEvent evt = (WakeupOnAWTEvent)criteria.nextElement();
    AWTEvent[] ee = evt.getAWTEvent();
    AWTEvent e = ee[0];
    if(e instanceof KeyEvent ){
        KeyEvent  k = (KeyEvent)e;
        if(k.getKeyCode()==KeyEvent.VK_LEFT){
            angle1 -= 0.1;

        }

        if(k.getKeyCode()==KeyEvent.VK_RIGHT){
            angle1 += 0.1;

        }

        if(k.getKeyCode()==KeyEvent.VK_UP){
            angle2 -= 0.1;

        }

        if(k.getKeyCode()==KeyEvent.VK_DOWN){
            angle2 += 0.1;

        }


        if(k.getKeyCode()==KeyEvent.VK_PAGE_UP){
            angle3 -= 0.1;

        }

        if(k.getKeyCode()==KeyEvent.VK_PAGE_DOWN){
            angle3 += 0.1;

        }


    }
//    Vector3d v = new Vector3d
//     rotation.setRotation(new AxisAngle4d(angle1, angle2, 0, 0));
//    Matrix3d m = new Matrix3d
//    rotation.setRotation(new AxisAngle4d());
//    lbl.setText(e.toString());
      // do what is necessary

//    rotation.setRotation(new Quat4d(0, angle2, angle1, 0));
//    rotation.rotY(angle1);
//      rotation.ortho(angle1, angle2, 0, 0, 0, 0);
//      rotation.rotZ(angle2);

      rotation.setEuler(new Vector3d(angle1,angle2,angle3));
      targetTG.setTransform(rotation);
      this.wakeupOn(new WakeupOnAWTEvent(KeyEvent.KEY_PRESSED));
    }

  } // end of class SimpleBehavior

   protected Shape3D buildCube() {
    //Create the array of numbers that will form the
    //vertex information.
    float[] cubeFaces = { 0.1f, -0.1f, 0.1f, 0.1f, 0.1f, 0.1f, -0.1f, 0.1f,
        0.1f, -0.1f, -0.1f, 0.1f, -0.1f, -0.1f, -0.1f, -0.1f, 0.1f,
        -0.1f, 0.1f, 0.1f, -0.1f, 0.1f, -0.1f, -0.1f, 0.1f, -0.1f,
        -0.1f, 0.1f, 0.1f, -0.1f, 0.1f, 0.1f, 0.1f, 0.1f, -0.1f, 0.1f,
        -0.1f, -0.1f, 0.1f, -0.1f, 0.1f, 0.1f, -0.1f, 0.1f, -0.1f,
        -0.1f, -0.1f, -0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, -0.1f,
        -0.1f, 0.1f, -0.1f, -0.1f, 0.1f, 0.1f, -0.1f, -0.1f, 0.1f,
        -0.1f, -0.1f, -0.1f, 0.1f, -0.1f, -0.1f, 0.1f, -0.1f, 0.1f };

    //Create the array of quadrilaterals from the vertices
    QuadArray cubeData = new QuadArray(24, QuadArray.COORDINATES);
    cubeData.setCoordinates(0, cubeFaces);

    //Create a default appearance
    Appearance app = new Appearance();

    //Create and return the cube
    return new Shape3D(cubeData, app);
  }
  public BranchGroup createSceneGraph() {
    // Create the root of the branch graph
    BranchGroup objRoot = new BranchGroup();

    TransformGroup objRotate = new TransformGroup();
    objRotate.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);

    objRoot.addChild(objRotate);

//    Cone s = new Cone(0.1f, 0.1f);

     // Plain line
    Appearance app = new Appearance();
    int n =4;
    Point3f[] plaPts = new Point3f[n];
    plaPts[0] = new Point3f(0f, -0f, 0.0f);
    plaPts[1] = new Point3f(-0.5f, 0.5f, 0.5f);
    plaPts[2] = new Point3f(-0.5f, 0.5f, 0.0f);
    plaPts[3] = new Point3f(-0.0f, 0.5f, 0.0f);
    LineArray pla = new LineArray(n, LineArray.COORDINATES);
    pla.setCoordinates(0, plaPts);
    Shape3D plShape = new Shape3D(pla, app);
//    lineGroup.addChild(plShape);

    objRotate.addChild(plShape);

    SimpleBehavior myRotationBehavior = new SimpleBehavior(objRotate);
    myRotationBehavior.setSchedulingBounds(new BoundingSphere());
    objRoot.addChild(myRotationBehavior);

    // Let Java 3D perform optimizations on this scene graph.
    objRoot.compile();

    return objRoot;
  } // end of CreateSceneGraph method of SimpleBehaviorApp

  // Create a simple scene and attach it to the virtual universe

  public void ini() {

      GraphicsConfiguration config = SimpleUniverse
        .getPreferredConfiguration();

    setLayout(new BorderLayout());
    Canvas3D canvas3D = new Canvas3D(config);
    add("North", lbl);
    add("Center", canvas3D);

    BranchGroup scene = createSceneGraph();

    // SimpleUniverse is a Convenience Utility class
    SimpleUniverse simpleU = new SimpleUniverse(canvas3D);

    // This will move the ViewPlatform back a bit so the
    // objects in the scene can be viewed.
    simpleU.getViewingPlatform().setNominalViewingTransform();

    simpleU.addBranchGraph(scene);
  } // end of SimpleBehaviorApp (constructor)

  //  The following allows this to be run as an application
  //  as well as an applet

  public static void main(String[] args) {
    System.out
        .print("SimpleBehaviorApp.java \n- a demonstration of creating a simple");
    System.out
        .println("behavior class to provide interaction in a Java 3D scene.");
    System.out
        .println("When the app loads, press any key to make the cube rotate.");
    System.out
        .println("This is a simple example progam from The Java 3D API Tutorial.");
    System.out.println("The Java 3D Tutorial is available on the web at:");
    System.out.println("http://www.sun.com/desktop/java3d/collateral");
    RotateCube cls = new RotateCube();
    cls.ini();
    Frame frame = new MainFrame(cls, 256, 256);

  } // end of main (method of SimpleBehaviorApp)

} // end of class SimpleBehaviorApp
